void setup() {
  // put your setup code here, to run once:

}

void loop() {
  // put your main code here, to run repeatedly:

}

#include <Wire.h>
#include <LiquidCrystal_I2C.h>
#include <DHT.h>

#define DHTPIN 2     // Pin yang digunakan untuk sensor DHT22
#define DHTTYPE DHT22   // Tipe sensor DHT (DHT22)
#define LED_BIRU 9  // Pin LED merah
#define LED_MERAH 8   // Pin LED biru

DHT dht(DHTPIN, DHTTYPE);
LiquidCrystal_I2C lcd(0x27, 16, 2);  // Alamat I2C LCD

void setup() {
  pinMode(LED_BIRU, OUTPUT);
  pinMode(LED_MERAH, OUTPUT);
  
  lcd.init();
  lcd.backlight();
  
  dht.begin();
}

void loop() {
  // Baca suhu dan kelembaban dari sensor DHT22
  float suhu = dht.readTemperature();
  float temperature = dht.readTemperature();

  // Menampilkan kelembaban dan suhu di LCD
  lcd.clear();
  lcd.setCursor(2, 0);
  lcd.print("SUHU: ");
  lcd.print(temperature);
  
  // Mengontrol LED berdasarkan suhu
  if (temperature < 30) {
    digitalWrite(LED_BIRU, HIGH);   // LED biru menyala
    digitalWrite(LED_MERAH, LOW);     // LED merah mati
    lcd.setCursor(6, 1);
    lcd.print("DINGIN");
  } else {
    digitalWrite(LED_BIRU, LOW);    // LED biru mati
    digitalWrite(LED_MERAH, HIGH);    // LED merah menyala
    lcd.setCursor(4, 1);
    lcd.print("PANAS");
  }

  delay(2000); // Tunggu 2 detik sebelum membaca data lagi
}